/* GStreamer * Copyright (C) <2011> Stefan Kost <ensonic@users.sf.net> * * gstspectrascope.h: simple oscilloscope * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, * Boston, MA 02110-1301, USA. */ #ifndef __GST_SPECTRA_SCOPE_H__ #define __GST_SPECTRA_SCOPE_H__ #include "gst/pbutils/gstaudiovisualizer.h" #include <gst/fft/gstffts16.h> G_BEGIN_DECLS #define GST_TYPE_SPECTRA_SCOPE (gst_spectra_scope_get_type()) #define GST_SPECTRA_SCOPE(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_SPECTRA_SCOPE,GstSpectraScope)) #define GST_SPECTRA_SCOPE_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_SPECTRA_SCOPE,GstSpectraScopeClass)) #define GST_IS_SPECTRA_SCOPE(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_SPECTRA_SCOPE)) #define GST_IS_SPECTRA_SCOPE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_SPECTRA_SCOPE)) typedef struct _GstSpectraScope GstSpectraScope; typedef struct _GstSpectraScopeClass GstSpectraScopeClass; struct _GstSpectraScope { GstAudioVisualizer parent; GstFFTS16 *fft_ctx; GstFFTS16Complex *freq_data; }; struct _GstSpectraScopeClass { GstAudioVisualizerClass parent_class; }; GType gst_spectra_scope_get_type (void); GST_ELEMENT_REGISTER_DECLARE (spectrascope); G_END_DECLS #endif /* __GST_SPECTRA_SCOPE_H__ */